package com.vivien.example.springbootdemo.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.vivien.example.springbootdemo.pojo.Ecorders;

import java.util.List;
import java.util.Map;

public interface EcordersService extends IService<Ecorders> {
    Map<String, Double> getCategoryPriceSum(Integer userId);
    Map<String, List<Double>> getUserPriceChangeLast5Years(Integer userId);
}